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<!DOCTYPE html> |
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<meta charset="utf-8"> |
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<html> |
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<head> |
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<style> |
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rect.bordered { |
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stroke: #E6E6E6; |
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stroke-width:2px; |
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} |
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text.mono { |
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font-size: 9pt; |
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font-family: Consolas, courier; |
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fill: #aaa; |
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} |
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text.axis-workweek { |
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fill: #000; |
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} |
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text.axis-worktime { |
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fill: #000; |
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} |
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</style> |
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<script src="http://d3js.org/d3.v3.js"></script> |
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</head> |
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<body> |
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<div id="chart"></div> |
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<div id="dataset-picker"> |
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</div> |
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<script type="text/javascript"> |
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var margin = { top: 50, right: 100, bottom: 100, left: 30 }, |
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width = 960 - margin.left - margin.right, |
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height = 430 - margin.top - margin.bottom, |
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gridSize = Math.floor(width / 24), |
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legendElementWidth = gridSize*2, |
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buckets = 9, |
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colors = ["#ffffd9","#edf8b1","#c7e9b4","#7fcdbb","#41b6c4","#1d91c0","#225ea8","#253494","#081d58"], // alternatively colorbrewer.YlGnBu[9] |
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days = ["100-110","90-100", "80-90", "70-80", "60-70", "50-60", "40-50"], |
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times = ["1a", "2a", "3a", "4a", "5a", "6a", "7a", "8a", "9a", "10a", "11a", "12a", "1p", "2p", "3p", "4p", "5p", "6p", "7p", "8p", "9p", "10p", "11p", "12p"]; |
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datasets = ["data.tsv", "data2.tsv"]; |
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var svg = d3.select("#chart").append("svg") |
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.attr("width", width + margin.left + margin.right) |
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.attr("height", height + margin.top + margin.bottom) |
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.append("g") |
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); |
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var dayLabels = svg.selectAll(".dayLabel") |
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.data(days) |
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.enter().append("text") |
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.text(function (d) { return d; }) |
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.attr("x", 0) |
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.attr("y", function (d, i) { return i * gridSize; }) |
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.style("text-anchor", "end") |
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.attr("transform", "translate(-6," + gridSize / 1.5 + ")") |
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.attr("class", function (d, i) { return ((i >= 0 && i <= 4) ? "dayLabel mono axis axis-workweek" : "dayLabel mono axis"); }); |
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var timeLabels = svg.selectAll(".timeLabel") |
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.data(times) |
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.enter().append("text") |
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.text(function(d) { return d; }) |
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.attr("x", function(d, i) { return i * gridSize; }) |
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.attr("y", 0) |
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.style("text-anchor", "middle") |
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.attr("transform", "translate(" + gridSize / 2 + ", -6)") |
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.attr("class", function(d, i) { return ((i >= 7 && i <= 16) ? "timeLabel mono axis axis-worktime" : "timeLabel mono axis"); }); |
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var heatmapChart = function(tsvFile) { |
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d3.tsv(tsvFile, |
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function(d) { |
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return { |
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day: +d.day, |
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hour: +d.hour, |
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value: +d.value |
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}; |
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}, |
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function(error, data) { |
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var colorScale = d3.scale.quantile() |
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.domain([0, buckets - 1, d3.max(data, function (d) { return d.value; })]) |
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.range(colors); |
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var cards = svg.selectAll(".hour") |
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.data(data, function(d) {return d.day+':'+d.hour;}); |
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cards.append("title"); |
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cards.enter().append("rect") |
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.attr("x", function(d) { return (d.hour - 1) * gridSize; }) |
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.attr("y", function(d) { return (d.day - 1) * gridSize; }) |
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.attr("rx", 4) |
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.attr("ry", 4) |
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.attr("class", "hour bordered") |
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.attr("width", gridSize) |
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.attr("height", gridSize) |
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.style("fill", colors[0]); |
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cards.transition().duration(1000) |
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.style("fill", function(d) { return colorScale(d.value); }); |
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cards.select("title").text(function(d) { return d.value; }); |
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cards.exit().remove(); |
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var legend = svg.selectAll(".legend") |
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.data([0].concat(colorScale.quantiles()), function(d) { return d; }); |
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legend.enter().append("g") |
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.attr("class", "legend"); |
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legend.append("rect") |
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.attr("x", function(d, i) { return legendElementWidth * i; }) |
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.attr("y", height) |
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.attr("width", legendElementWidth) |
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.attr("height", gridSize / 2) |
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.style("fill", function(d, i) { return colors[i]; }); |
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legend.append("text") |
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.attr("class", "mono") |
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.text(function(d) { return "≥ " + Math.round(d); }) |
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.attr("x", function(d, i) { return legendElementWidth * i; }) |
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.attr("y", height + gridSize); |
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legend.exit().remove(); |
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}); |
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}; |
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heatmapChart(datasets[0]); |
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var datasetpicker = d3.select("#dataset-picker").selectAll(".dataset-button") |
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.data(datasets); |
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datasetpicker.enter() |
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.append("input") |
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.attr("value", function(d){ return "Dataset " + d }) |
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.attr("type", "button") |
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.attr("class", "dataset-button") |
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.on("click", function(d) { |
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heatmapChart(d); |
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}); |
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</script> |
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</body> |
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</html> |